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author | Peter Zhu <peter@peterzhu.ca> | 2023-03-22 16:36:47 -0400 |
---|---|---|
committer | Peter Zhu <peter@peterzhu.ca> | 2023-03-22 17:25:18 -0400 |
commit | 3210130993f09d66fa1f21be114cad532fe1974f (patch) | |
tree | 494e6f0effaeb08673f49df56a0a65dab9800d2b /process.c | |
parent | 348412c7fa0230925c3b1ffc94e64367273da42d (diff) |
Suppress a compiler warning on GCC in process.c
rb_pid_t is 32 bits on some platforms, which will cause a warning on GCC
due to POSFIXABLE always returning true.
include/ruby/internal/arithmetic/fixnum.h:43:31: warning: comparison is always true due to limited range of data type [-Wtype-limits]
Notes
Notes:
Merged: https://github.com/ruby/ruby/pull/7580
Diffstat (limited to 'process.c')
-rw-r--r-- | process.c | 8 |
1 files changed, 8 insertions, 0 deletions
@@ -9058,7 +9058,15 @@ Init_process(void) /* pid_t must be signed, since fork() can return -1 */ const rb_pid_t half_max_pidt = (rb_pid_t)1 << (sizeof(rb_pid_t) * CHAR_BIT - 2); const rb_pid_t max_pidt = 2 * (half_max_pidt - 1) + 1; + + /* rb_pid_t is 32 bits on some platforms, which will cause a warning on GCC + * due to POSFIXABLE always returning true. */ +RBIMPL_WARNING_PUSH() +#if RBIMPL_COMPILER_IS(GCC) +RBIMPL_WARNING_IGNORED(-Wtype-limits) +#endif if (!POSFIXABLE(max_pidt)) rb_gc_register_address(&cached_pid); +RBIMPL_WARNING_POP() InitVM(process); } |