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| author | XieZhiheng <xiezhiheng@huawei.com> | 2020-04-21 15:09:23 +0100 |
|---|---|---|
| committer | Richard Sandiford <richard.sandiford@arm.com> | 2020-04-21 15:09:23 +0100 |
| commit | 6c0ab626113ef20ee2986cb8a102b5394aeb888a (patch) | |
| tree | b61cc551a97dac02c1192f41958c9fbfecf8827a /gcc/doc | |
| parent | f2c8be187e8eb061e44166ac41646285821be6a6 (diff) | |
| download | gcc-6c0ab626113ef20ee2986cb8a102b5394aeb888a.zip gcc-6c0ab626113ef20ee2986cb8a102b5394aeb888a.tar.gz gcc-6c0ab626113ef20ee2986cb8a102b5394aeb888a.tar.bz2 | |
aarch64: Add an error message in large code model for ilp32 [PR94577]
The option -mabi=ilp32 should not be used in large code model. An error
message is added for the option conflict.
2020-04-21 Duan bo <duanbo3@huawei.com>
gcc/
PR target/94577
* config/aarch64/aarch64.c: Add an error message for option conflict.
* doc/invoke.texi (-mcmodel=large): Mention that -mcmodel=large is
incompatible with -fpic, -fPIC and -mabi=ilp32.
gcc/testsuite/
PR target/94577
* gcc.target/aarch64/pr94577.c: New test.
Diffstat (limited to 'gcc/doc')
| -rw-r--r-- | gcc/doc/invoke.texi | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/gcc/doc/invoke.texi b/gcc/doc/invoke.texi index 8b5cd82..d474882 100644 --- a/gcc/doc/invoke.texi +++ b/gcc/doc/invoke.texi @@ -16759,7 +16759,9 @@ dynamically linked. This is the default code model. @item -mcmodel=large @opindex mcmodel=large Generate code for the large code model. This makes no assumptions about -addresses and sizes of sections. Programs can be statically linked only. +addresses and sizes of sections. Programs can be statically linked only. The +@option{-mcmodel=large} option is incompatible with @option{-mabi=ilp32}, +@option{-fpic} and @option{-fPIC}. @item -mstrict-align @itemx -mno-strict-align |