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re PR debug/47881 (-fcompare-debug failure (length) with -O -fno-dce -funroll-loops...
authorJakub Jelinek <jakub@gcc.gnu.org>
Tue, 8 Mar 2011 15:51:12 +0000 (16:51 +0100)
committerJakub Jelinek <jakub@gcc.gnu.org>
Tue, 8 Mar 2011 15:51:12 +0000 (16:51 +0100)
commit530a480063ae847a74add404586d5db4ed9bf8a8
tree8fcac9d0f9f93332b14fe86a5f442937c68e9663tree | snapshot
parent9ca6556ebc27ab5f8dcd4cbb1354047aa2f81173commit | diff
re PR debug/47881 (-fcompare-debug failure (length) with -O -fno-dce -funroll-loops -fno-web)

PR debug/47881
* ira.c (ira): Call df_analyze again if delete_trivially_dead_insns
removed anything.

* gcc.dg/pr47881.c: New test.

From-SVN: r170780
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gcc/testsuite/gcc.dg/pr47881.c [new file with mode: 0644] blob
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