"clang -o conftest -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe conftest.c -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -L. -L/Users/srirang/.rubies/ruby-2.2.10/lib -L. -fstack-protector -L/usr/local/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -lruby-static -framework CoreFoundation -lpthread -lgmp -ldl -lobjc " ld: warning: directory not found for option '-L/usr/local/opt/openssl@1.0/lib' ld: warning: directory not found for option '-L/usr/local/opt/openssl@1.0/lib' checked program was: /* begin */ 1: #include "ruby.h" 2: 3: int main(int argc, char **argv) 4: { 5: return 0; 6: } /* end */ "clang -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe -Werror -c conftest.c" checked program was: /* begin */ 1: #include "ruby.h" 2: 3: int main() {return 0;} /* end */ "clang -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe -Wno-error=unused-command-line-argument-hard-error-in-future -Werror -c conftest.c" error: unknown warning option '-Werror=unused-command-line-argument-hard-error-in-future'; did you mean '-Werror=unused-command-line-argument'? [-Werror,-Wunknown-warning-option] checked program was: /* begin */ 1: #include "ruby.h" 2: 3: int main() {return 0;} /* end */ "clang -o conftest -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxslt -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxml2/libxml -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe conftest.c -L/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -L. -L/Users/srirang/.rubies/ruby-2.2.10/lib -L. -fstack-protector -L/usr/local/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -lruby-static -framework CoreFoundation -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lpthread -lgmp -ldl -lobjc " ld: warning: directory not found for option '-L/usr/local/opt/openssl@1.0/lib' ld: warning: directory not found for option '-L/usr/local/opt/openssl@1.0/lib' checked program was: /* begin */ 1: #include "ruby.h" 2: 3: int main(int argc, char **argv) 4: { 5: return 0; 6: } /* end */ package configuration for libexslt cflags: ldflags: libs: -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 "clang -E -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxslt -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxml2/libxml -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe conftest.c -o conftest.i" checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include /* end */ "clang -E -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxslt -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxml2/libxml -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe conftest.c -o conftest.i" checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include 4: #if LIBXML_VERSION < 20621 5: #error libxml2 is older than 2.6.21 6: #endif /* end */ "clang -E -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxslt -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxml2/libxml -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe conftest.c -o conftest.i" checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include 4: #if LIBXML_VERSION < 20903 5: #error libxml2 is older than 2.9.3 6: #endif /* end */ have_func: checking for xmlParseDoc() in libxml/parser.h... -------------------- yes "clang -o conftest -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxslt -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxml2/libxml -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe conftest.c -L/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -L. -L/Users/srirang/.rubies/ruby-2.2.10/lib -L. -fstack-protector -L/usr/local/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lruby-static -framework CoreFoundation -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lpthread -lgmp -ldl -lobjc " ld: warning: directory not found for option '-L/usr/local/opt/openssl@1.0/lib' ld: warning: directory not found for option '-L/usr/local/opt/openssl@1.0/lib' checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include 4: 5: /*top*/ 6: extern int t(void); 7: int main(int argc, char **argv) 8: { 9: if (argc > 1000000) { 10: printf("%p", &t); 11: } 12: 13: return 0; 14: } 15: int t(void) { void ((*volatile p)()); p = (void ((*)()))xmlParseDoc; return 0; } /* end */ -------------------- have_func: checking for xsltParseStylesheetDoc() in libxslt/xslt.h... -------------------- no "clang -o conftest -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxslt -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxml2/libxml -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe conftest.c -L/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -L. -L/Users/srirang/.rubies/ruby-2.2.10/lib -L. -fstack-protector -L/usr/local/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lruby-static -framework CoreFoundation -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lpthread -lgmp -ldl -lobjc " conftest.c:15:57: error: use of undeclared identifier 'xsltParseStylesheetDoc' int t(void) { void ((*volatile p)()); p = (void ((*)()))xsltParseStylesheetDoc; return 0; } ^ 1 error generated. checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include 4: 5: /*top*/ 6: extern int t(void); 7: int main(int argc, char **argv) 8: { 9: if (argc > 1000000) { 10: printf("%p", &t); 11: } 12: 13: return 0; 14: } 15: int t(void) { void ((*volatile p)()); p = (void ((*)()))xsltParseStylesheetDoc; return 0; } /* end */ "clang -o conftest -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxslt -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxml2/libxml -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe conftest.c -L/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -L. -L/Users/srirang/.rubies/ruby-2.2.10/lib -L. -fstack-protector -L/usr/local/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lruby-static -framework CoreFoundation -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lpthread -lgmp -ldl -lobjc " conftest.c:15:15: error: implicit declaration of function 'xsltParseStylesheetDoc' is invalid in C99 [-Werror,-Wimplicit-function-declaration] int t(void) { xsltParseStylesheetDoc(); return 0; } ^ 1 error generated. checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include 4: 5: /*top*/ 6: extern int t(void); 7: int main(int argc, char **argv) 8: { 9: if (argc > 1000000) { 10: printf("%p", &t); 11: } 12: 13: return 0; 14: } 15: int t(void) { xsltParseStylesheetDoc(); return 0; } /* end */ -------------------- have_library: checking for xsltParseStylesheetDoc() in -lxslt... -------------------- no "clang -o conftest -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxslt -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxml2/libxml -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe conftest.c -L/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -L. -L/Users/srirang/.rubies/ruby-2.2.10/lib -L. -fstack-protector -L/usr/local/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lruby-static -framework CoreFoundation -lxslt -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lpthread -lgmp -ldl -lobjc " conftest.c:15:57: error: use of undeclared identifier 'xsltParseStylesheetDoc' int t(void) { void ((*volatile p)()); p = (void ((*)()))xsltParseStylesheetDoc; return 0; } ^ 1 error generated. checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include 4: 5: /*top*/ 6: extern int t(void); 7: int main(int argc, char **argv) 8: { 9: if (argc > 1000000) { 10: printf("%p", &t); 11: } 12: 13: return 0; 14: } 15: int t(void) { void ((*volatile p)()); p = (void ((*)()))xsltParseStylesheetDoc; return 0; } /* end */ "clang -o conftest -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxslt -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxml2/libxml -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe conftest.c -L/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -L. -L/Users/srirang/.rubies/ruby-2.2.10/lib -L. -fstack-protector -L/usr/local/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lruby-static -framework CoreFoundation -lxslt -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lpthread -lgmp -ldl -lobjc " conftest.c:15:15: error: implicit declaration of function 'xsltParseStylesheetDoc' is invalid in C99 [-Werror,-Wimplicit-function-declaration] int t(void) { xsltParseStylesheetDoc(); return 0; } ^ 1 error generated. checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include 4: 5: /*top*/ 6: extern int t(void); 7: int main(int argc, char **argv) 8: { 9: if (argc > 1000000) { 10: printf("%p", &t); 11: } 12: 13: return 0; 14: } 15: int t(void) { xsltParseStylesheetDoc(); return 0; } /* end */ -------------------- have_library: checking for xsltParseStylesheetDoc() in -llibxslt... -------------------- no "clang -o conftest -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxslt -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxml2/libxml -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe conftest.c -L/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -L. -L/Users/srirang/.rubies/ruby-2.2.10/lib -L. -fstack-protector -L/usr/local/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lruby-static -framework CoreFoundation -llibxslt -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lpthread -lgmp -ldl -lobjc " conftest.c:15:57: error: use of undeclared identifier 'xsltParseStylesheetDoc' int t(void) { void ((*volatile p)()); p = (void ((*)()))xsltParseStylesheetDoc; return 0; } ^ 1 error generated. checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include 4: 5: /*top*/ 6: extern int t(void); 7: int main(int argc, char **argv) 8: { 9: if (argc > 1000000) { 10: printf("%p", &t); 11: } 12: 13: return 0; 14: } 15: int t(void) { void ((*volatile p)()); p = (void ((*)()))xsltParseStylesheetDoc; return 0; } /* end */ "clang -o conftest -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/x86_64-darwin19 -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0/ruby/backward -I/Users/srirang/.rubies/ruby-2.2.10/include/ruby-2.2.0 -I. -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxslt -I/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/include/libxml2/libxml -I/usr/local/opt/openssl@1.0/include -I/usr/local/opt/readline/include -I/usr/local/opt/libyaml/include -I/usr/local/opt/gdbm/include -I/usr/local/opt/libffi/include -D_XOPEN_SOURCE -D_DARWIN_C_SOURCE -D_DARWIN_UNLIMITED_SELECT -D_REENTRANT -O3 -fno-fast-math -ggdb3 -Wall -Wextra -Wno-unused-parameter -Wno-parentheses -Wno-long-long -Wno-missing-field-initializers -Wunused-variable -Wpointer-arith -Wwrite-strings -Wdeclaration-after-statement -Wshorten-64-to-32 -Wimplicit-function-declaration -Wdivision-by-zero -Wdeprecated-declarations -Wextra-tokens -pipe conftest.c -L/Applications/Xcode.app/Contents/Developer/Platforms/MacOSX.platform/Developer/SDKs/MacOSX.sdk/usr/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -L. -L/Users/srirang/.rubies/ruby-2.2.10/lib -L. -fstack-protector -L/usr/local/lib -L/usr/local/opt/openssl@1.0/lib -L/usr/local/opt/readline/lib -L/usr/local/opt/libyaml/lib -L/usr/local/opt/gdbm/lib -L/usr/local/opt/libffi/lib -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lruby-static -framework CoreFoundation -llibxslt -lexslt -lxslt -lxml2 -lz -lpthread -licucore -lm -lxml2 -lpthread -lgmp -ldl -lobjc " conftest.c:15:15: error: implicit declaration of function 'xsltParseStylesheetDoc' is invalid in C99 [-Werror,-Wimplicit-function-declaration] int t(void) { xsltParseStylesheetDoc(); return 0; } ^ 1 error generated. checked program was: /* begin */ 1: #include "ruby.h" 2: 3: #include 4: 5: /*top*/ 6: extern int t(void); 7: int main(int argc, char **argv) 8: { 9: if (argc > 1000000) { 10: printf("%p", &t); 11: } 12: 13: return 0; 14: } 15: int t(void) { xsltParseStylesheetDoc(); return 0; } /* end */ --------------------