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| author | Richard Biener <rguenther@suse.de> | 2018-06-05 10:01:49 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2018-06-05 10:01:49 +0000 |
| commit | d12fd774e09ea539ba022ec0e9f2367a86ea8be0 (patch) | |
| tree | 3970176d485d03966c756dc113eed9ff859b404c /gcc | |
| parent | 12b2b9103a52b909f5df5ce20e3761f3f1d27211 (diff) | |
| download | gcc-d12fd774e09ea539ba022ec0e9f2367a86ea8be0.zip gcc-d12fd774e09ea539ba022ec0e9f2367a86ea8be0.tar.gz gcc-d12fd774e09ea539ba022ec0e9f2367a86ea8be0.tar.bz2 | |
re PR tree-optimization/86047 (ICE in for_each_index, at tree-ssa-loop.c:647)
2018-06-05 Richard Biener <rguenther@suse.de>
PR tree-optimization/86047
* tree-ssa-loop.c (for_each_index): Glob handling of all
decls and constants and really handle all of them.
* gcc.dg/pr86047.c: New testcase.
From-SVN: r261192
Diffstat (limited to 'gcc')
| -rw-r--r-- | gcc/ChangeLog | 6 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/gcc.dg/pr86047.c | 13 | ||||
| -rw-r--r-- | gcc/tree-ssa-loop.c | 14 |
4 files changed, 27 insertions, 11 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 1681b23..f67d2bb 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,9 @@ +2018-06-05 Richard Biener <rguenther@suse.de> + + PR tree-optimization/86047 + * tree-ssa-loop.c (for_each_index): Glob handling of all + decls and constants and really handle all of them. + 2018-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com> PR target/81497 diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index 52282f6..1ad08c6 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2018-06-05 Richard Biener <rguenther@suse.de> + + PR tree-optimization/86047 + * gcc.dg/pr86047.c: New testcase. + 2018-06-05 Kyrylo Tkachov <kyrylo.tkachov@arm.com> PR target/81497 diff --git a/gcc/testsuite/gcc.dg/pr86047.c b/gcc/testsuite/gcc.dg/pr86047.c new file mode 100644 index 0000000..6192d2d --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr86047.c @@ -0,0 +1,13 @@ +/* { dg-do compile } */ +/* { dg-options "-O2" } */ + +extern void f (int, int); +void g (int a, int b) +{ + int i, j; + for (i = a; i <= b; ++i) + __builtin_memcpy (g, f, 6); + for (j = a; j <= b; ++j) + f(j, i); +} + diff --git a/gcc/tree-ssa-loop.c b/gcc/tree-ssa-loop.c index 6c3e516..b2a7d18 100644 --- a/gcc/tree-ssa-loop.c +++ b/gcc/tree-ssa-loop.c @@ -610,17 +610,6 @@ for_each_index (tree *addr_p, bool (*cbck) (tree, tree *, void *), void *data) return false; break; - case VAR_DECL: - case PARM_DECL: - case CONST_DECL: - case STRING_CST: - case RESULT_DECL: - case VECTOR_CST: - case COMPLEX_CST: - case INTEGER_CST: - case POLY_INT_CST: - case REAL_CST: - case FIXED_CST: case CONSTRUCTOR: return true; @@ -644,6 +633,9 @@ for_each_index (tree *addr_p, bool (*cbck) (tree, tree *, void *), void *data) return true; default: + if (DECL_P (*addr_p) + || CONSTANT_CLASS_P (*addr_p)) + return true; gcc_unreachable (); } } |