diff options
Diffstat (limited to 'gcc/opts.c')
| -rw-r--r-- | gcc/opts.c | 22 |
1 files changed, 19 insertions, 3 deletions
diff --git a/gcc/opts.c b/gcc/opts.c index 8b422f07efc..a365d652c73 100644 --- a/gcc/opts.c +++ b/gcc/opts.c @@ -797,9 +797,8 @@ decode_options (unsigned int argc, const char **argv) if (optimize_size) { - /* Inlining of very small functions usually reduces total size. */ - set_param_value ("max-inline-insns-single", 5); - set_param_value ("max-inline-insns-auto", 5); + /* Inlining of functions reducing size is a good idea regardless + of them being declared inline. */ flag_inline_functions = 1; /* We want to crossjump as much as possible. */ @@ -1354,6 +1353,9 @@ common_handle_option (size_t scode, const char *arg, int value, break; case OPT_Wstrict_aliasing: + set_Wstrict_aliasing (value); + break; + case OPT_Wstrict_aliasing_: warn_strict_aliasing = value; break; @@ -1721,6 +1723,20 @@ set_Wunused (int setting) warn_unused_value = setting; } +/* Used to set the level of strict aliasing warnings, + when no level is specified (i.e., when -Wstrict-aliasing, and not + -Wstrict-aliasing=level was given). + ONOFF is assumed to take value 1 when -Wstrict-aliasing is specified, + and 0 otherwise. After calling this function, wstrict_aliasing will be + set to the default value of -Wstrict_aliasing=level, currently 3. */ +void +set_Wstrict_aliasing (int onoff) +{ + gcc_assert (onoff == 0 || onoff == 1); + if (onoff != 0) + warn_strict_aliasing = 3; +} + /* The following routines are useful in setting all the flags that -ffast-math and -fno-fast-math imply. */ void |