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| author | Iain Sandoe <iain@codesourcery.com> | 2013-09-29 19:16:45 +0000 |
|---|---|---|
| committer | Iain Sandoe <iains@gcc.gnu.org> | 2013-09-29 19:16:45 +0000 |
| commit | 23b740dbc743a7af498c0b55542fcecfff72dd86 (patch) | |
| tree | fed774ad966219a41e25acfe81f62f58cb1cc4b5 /config | |
| parent | 2c43a51c576ee438b4d969fd386c612eac87886d (diff) | |
| download | gcc-23b740dbc743a7af498c0b55542fcecfff72dd86.zip gcc-23b740dbc743a7af498c0b55542fcecfff72dd86.tar.gz gcc-23b740dbc743a7af498c0b55542fcecfff72dd86.tar.bz2 | |
mh-darwin (BOOT_CFLAGS): Only add -mdynamic-no-pic for m32 hosts.
config:
* mh-darwin (BOOT_CFLAGS): Only add -mdynamic-no-pic for m32 hosts.
(STAGE1_CFLAGS, STAGE1_LDFLAGS): New.
Fix over-length lines and amend comments.
From-SVN: r203017
Diffstat (limited to 'config')
| -rw-r--r-- | config/ChangeLog | 6 | ||||
| -rw-r--r-- | config/mh-darwin | 17 |
2 files changed, 20 insertions, 3 deletions
diff --git a/config/ChangeLog b/config/ChangeLog index ab34cbc..e3f6f45 100644 --- a/config/ChangeLog +++ b/config/ChangeLog @@ -1,3 +1,9 @@ +2013-09-29 Iain Sandoe <iain@codesourcery.com> + + * mh-darwin (BOOT_CFLAGS): Only add -mdynamic-no-pic for m32 hosts. + (STAGE1_CFLAGS, STAGE1_LDFLAGS): New. + Fix over-length lines and amend comments. + 2013-08-30 Marek Polacek <polacek@redhat.com> * bootstrap-ubsan.mk: New. diff --git a/config/mh-darwin b/config/mh-darwin index 19bf265..a039f20 100644 --- a/config/mh-darwin +++ b/config/mh-darwin @@ -1,7 +1,18 @@ # The -mdynamic-no-pic ensures that the compiler executable is built without # position-independent-code -- the usual default on Darwin. This fix speeds # compiles by 3-5%. -BOOT_CFLAGS += -mdynamic-no-pic +BOOT_CFLAGS += \ +`case ${host} in i?86-*-darwin* | powerpc-*-darwin*) \ + echo -mdynamic-no-pic ;; esac;` -# Ensure we don't try and use -pie, as it is incompatible with pch. -BOOT_LDFLAGS += `case ${host} in *-*-darwin[1][1-9]*) echo -Wl,-no_pie ;; esac;` +# ld on Darwin versions >= 10.7 defaults to PIE executables. Disable this for +# gcc components, since it is incompatible with our pch implementation. +BOOT_LDFLAGS += \ +`case ${host} in *-*-darwin[1][1-9]*) echo -Wl,-no_pie ;; esac;` + +# Similarly, for cross-compilation. +STAGE1_CFLAGS += \ +`case ${host} in i?86-*-darwin* | powerpc-*-darwin*)\ + echo -mdynamic-no-pic ;; esac;` +STAGE1_LDFLAGS += \ +`case ${host} in *-*-darwin[1][1-9]*) echo -Wl,-no_pie ;; esac;` |