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PR rtl-optimization/54300
authorrearnsha <rearnsha@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 10 Jan 2014 16:54:43 +0000 (16:54 +0000)
committerrearnsha <rearnsha@138bc75d-0d04-0410-961f-82ee72b054a4>
Fri, 10 Jan 2014 16:54:43 +0000 (16:54 +0000)
commit13cad70296ab9c4fde637e1558e114e41fbd68fc
tree5651e2b3677ea2ebf3f9dc013d055da5b681f076
parent2f9d02c69a655b593cf30bf985851382f018733a
PR rtl-optimization/54300

gcc:
* regcprop.c (copyprop_hardreg_forward_1): Ensure any unused
outputs in a single-set are killed from the value chains.
gcc/testsuite:
* gcc.target/arm/pr54300.C: New test.

git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/branches/gcc-4_7-branch@206533 138bc75d-0d04-0410-961f-82ee72b054a4
gcc/ChangeLog
gcc/regcprop.c
gcc/testsuite/ChangeLog
gcc/testsuite/gcc.target/arm/pr54300.C [new file with mode: 0644]