Message ID | 20230415120105.131576-1-xry111@xry111.site |
---|---|
State | New |
Headers | show |
Series | build: Use -nostdinc generating macro_list [PR109522] | expand |
On 4/15/23 06:01, Xi Ruoyao via Gcc-patches wrote: > This prevents a spurious message building a cross-compiler when target > libc is not installed yet: > > cc1: error: no include path in which to search for stdc-predef.h > > As stdc-predef.h was added to define __STDC_* macros by libc, it's > unlikely the header will ever contain some bad definitions w/o "__" > prefix so it should be safe. > > gcc/ChangeLog: > > PR other/109522 > * Makefile.in (s-macro_list): Pass -nostdinc to > $(GCC_FOR_TARGET). OK. Thanks. jeff
On Sat, 2023-04-29 at 12:05 -0600, Jeff Law wrote: > > > On 4/15/23 06:01, Xi Ruoyao via Gcc-patches wrote: > > This prevents a spurious message building a cross-compiler when > > target > > libc is not installed yet: > > > > cc1: error: no include path in which to search for stdc- > > predef.h > > > > As stdc-predef.h was added to define __STDC_* macros by libc, it's > > unlikely the header will ever contain some bad definitions w/o "__" > > prefix so it should be safe. > > > > gcc/ChangeLog: > > > > PR other/109522 > > * Makefile.in (s-macro_list): Pass -nostdinc to > > $(GCC_FOR_TARGET). > OK. Thanks. > > jeff Pushed r14-544.
diff --git a/gcc/Makefile.in b/gcc/Makefile.in index ad9a5d94cd0..eb26d5c7be5 100644 --- a/gcc/Makefile.in +++ b/gcc/Makefile.in @@ -3215,7 +3215,7 @@ install-gcc-tooldir: macro_list: s-macro_list; @true s-macro_list : $(GCC_PASSES) cc1$(exeext) - echo | $(GCC_FOR_TARGET) -E -dM - | \ + echo | $(GCC_FOR_TARGET) -nostdinc -E -dM - | \ sed -n -e 's/^#define \([^_][a-zA-Z0-9_]*\).*/\1/p' \ -e 's/^#define \(_[^_A-Z][a-zA-Z0-9_]*\).*/\1/p' | \ sort -u > tmp-macro_list