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macros: add helper to check for gcc version

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This commit is contained in:
Christian Hergert
2020-07-04 16:11:06 -07:00
parent 24033d586e
commit 50d33452ab
1 changed files with 9 additions and 0 deletions
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9
src/libsysprof-capture/sysprof-macros.h
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@ -61,6 +61,15 @@
#include <limits.h>
#ifdef __GNUC__
#define SYSPROF_GNUC_CHECK_VERSION(major, minor) \
((__GNUC__ > (major)) || \
((__GNUC__ == (major)) && \
(__GNUC_MINOR__ >= (minor))))
#else
#define SYSPROF_GNUC_CHECK_VERSION(major, minor) 0
#endif
#if INT_MAX == LONG_MAX
#define SYSPROF_INT64_CONSTANT(x) x##ULL
#define SYSPROF_UINT64_CONSTANT(x) x##LL