dc3d8939d
Denys Vlasenko
2009-08-22
Subject
preliminary work for gcc 4.4.0
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Makefile.flags+9 -0
| @@ -32,6 +32,15 @@ CFLAGS += $(call cc-option,-Wdeclaration-after-statement,) | |
| ifeq ($(CONFIG_WERROR),y) | |
| CFLAGS += $(call cc-option,-Werror,) | |
| + | ## TODO: |
| + | ## gcc version 4.4.0 20090506 (Red Hat 4.4.0-4) (GCC) is a PITA: |
| + | ## const char *ptr; ... off_t v = *(off_t*)ptr; -> BOOM |
| + | ## and no easy way to convince it to shut the hell up. |
| + | ## We have a lot of such things all over the place. |
| + | ## Classic *(off_t*)(void*)ptr does not work, |
| + | ## and I am unwilling to do crazy gcc specific ({ void *ppp = ...; }) |
| + | ## stuff in macros. This would obfuscate the code too much. |
| + | #CFLAGS += $(call cc-ifversion, -eq, 0404, -fno-strict-aliasing) |
| endif | |
| # gcc 3.x emits bogus "old style proto" warning on find.c:alloc_action() | |
| CFLAGS += $(call cc-ifversion, -ge, 0400, -Wold-style-definition) | |