diff options
Diffstat (limited to 'gcc-4.9/gcc/config/darwin-c.c')
| -rw-r--r-- | gcc-4.9/gcc/config/darwin-c.c | 25 |
1 files changed, 19 insertions, 6 deletions
diff --git a/gcc-4.9/gcc/config/darwin-c.c b/gcc-4.9/gcc/config/darwin-c.c index 892ba3547..7fe4b1f2e 100644 --- a/gcc-4.9/gcc/config/darwin-c.c +++ b/gcc-4.9/gcc/config/darwin-c.c @@ -571,21 +571,34 @@ find_subframework_header (cpp_reader *pfile, const char *header, cpp_dir **dirp) } /* Return the value of darwin_macosx_version_min suitable for the - __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ macro, - so '10.4.2' becomes 1040. The lowest digit is always zero. + __ENVIRONMENT_MAC_OS_X_VERSION_MIN_REQUIRED__ macro, so '10.4.2' + becomes 1040 and '10.10.0' becomes 101000. The lowest digit is + always zero, as is the second lowest for '10.10.x' and above. Print a warning if the version number can't be understood. */ static const char * version_as_macro (void) { - static char result[] = "1000"; + static char result[7] = "1000"; + int minorDigitIdx; if (strncmp (darwin_macosx_version_min, "10.", 3) != 0) goto fail; if (! ISDIGIT (darwin_macosx_version_min[3])) goto fail; - result[2] = darwin_macosx_version_min[3]; - if (darwin_macosx_version_min[4] != '\0' - && darwin_macosx_version_min[4] != '.') + + minorDigitIdx = 3; + result[2] = darwin_macosx_version_min[minorDigitIdx++]; + if (ISDIGIT (darwin_macosx_version_min[minorDigitIdx])) + { + /* Starting with OS X 10.10, the macro ends '00' rather than '0', + i.e. 10.10.x becomes 101000 rather than 10100. */ + result[3] = darwin_macosx_version_min[minorDigitIdx++]; + result[4] = '0'; + result[5] = '0'; + result[6] = '\0'; + } + if (darwin_macosx_version_min[minorDigitIdx] != '\0' + && darwin_macosx_version_min[minorDigitIdx] != '.') goto fail; return result; |