From 29aef377d814bd342dd5a306f99e0d614623ce0e Mon Sep 17 00:00:00 2001 From: Richard Biener Date: Tue, 29 Sep 2020 14:38:06 +0200 Subject: [PATCH] tree-optimization/97238 - fix typo causing ICE This fixes a typo causing a NULL dereference. 2020-09-29 Richard Biener PR tree-optimization/97238 * tree-ssa-reassoc.c (ovce_extract_ops): Fix typo. * gcc.dg/pr97238.c: New testcase. --- gcc/testsuite/gcc.dg/pr97238.c | 12 ++++++++++++ gcc/tree-ssa-reassoc.c | 2 +- 2 files changed, 13 insertions(+), 1 deletion(-) create mode 100644 gcc/testsuite/gcc.dg/pr97238.c diff --git a/gcc/testsuite/gcc.dg/pr97238.c b/gcc/testsuite/gcc.dg/pr97238.c new file mode 100644 index 00000000000..746e93a9750 --- /dev/null +++ b/gcc/testsuite/gcc.dg/pr97238.c @@ -0,0 +1,12 @@ +/* { dg-do compile } */ +/* { dg-options "-O -Wno-psabi -w" } */ + +typedef int __attribute__ ((__vector_size__ (8))) V; +int b, c, e; +V d; + +V +foo (void) +{ + return (b || e) | c > d | ((b || e) | c > d); +} diff --git a/gcc/tree-ssa-reassoc.c b/gcc/tree-ssa-reassoc.c index facc794cdcc..a2ca1713d4b 100644 --- a/gcc/tree-ssa-reassoc.c +++ b/gcc/tree-ssa-reassoc.c @@ -3910,7 +3910,7 @@ ovce_extract_ops (tree var, gassign **rets, bool *reti, tree *type, return ERROR_MARK; gassign *assign = dyn_cast (SSA_NAME_DEF_STMT (cond)); - if (stmt == NULL + if (assign == NULL || TREE_CODE_CLASS (gimple_assign_rhs_code (assign)) != tcc_comparison) return ERROR_MARK; -- 2.30.2