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| author | Richard Biener <rguenther@suse.de> | 2014-09-12 11:06:49 +0000 |
|---|---|---|
| committer | Richard Biener <rguenth@gcc.gnu.org> | 2014-09-12 11:06:49 +0000 |
| commit | 2813904b118a4c7b914fd44ed9a189ee777c5165 (patch) | |
| tree | 5f752cde493f70af6de17527d7a822c41cd690dc | |
| parent | d9a72d17e64f6a1b50ef859dadcf86551de1b265 (diff) | |
| download | gcc-2813904b118a4c7b914fd44ed9a189ee777c5165.zip gcc-2813904b118a4c7b914fd44ed9a189ee777c5165.tar.gz gcc-2813904b118a4c7b914fd44ed9a189ee777c5165.tar.bz2 | |
re PR middle-end/63237 (error: invalid operand in unary operation)
2014-09-12 Richard Biener <rguenther@suse.de>
PR middle-end/63237
* gimple-fold.c (get_maxval_strlen): Gimplify string length.
* g++.dg/torture/pr63237.C: New testcase.
From-SVN: r215212
| -rw-r--r-- | gcc/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/gimple-fold.c | 1 | ||||
| -rw-r--r-- | gcc/testsuite/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/torture/pr63237.C | 21 |
4 files changed, 32 insertions, 0 deletions
diff --git a/gcc/ChangeLog b/gcc/ChangeLog index 98586be..52825bb 100644 --- a/gcc/ChangeLog +++ b/gcc/ChangeLog @@ -1,3 +1,8 @@ +2014-09-12 Richard Biener <rguenther@suse.de> + + PR middle-end/63237 + * gimple-fold.c (get_maxval_strlen): Gimplify string length. + 2014-09-12 Marc Glisse <marc.glisse@inria.fr> * tree.c (integer_each_onep): New function. diff --git a/gcc/gimple-fold.c b/gcc/gimple-fold.c index 4aa1f4c..3d5e3b9 100644 --- a/gcc/gimple-fold.c +++ b/gcc/gimple-fold.c @@ -2411,6 +2411,7 @@ gimple_fold_builtin_strlen (gimple_stmt_iterator *gsi) tree len = get_maxval_strlen (gimple_call_arg (stmt, 0), 0); if (!len) return false; + len = force_gimple_operand_gsi (gsi, len, true, NULL, true, GSI_SAME_STMT); replace_call_with_value (gsi, len); return true; } diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog index fb727bf..20defa5 100644 --- a/gcc/testsuite/ChangeLog +++ b/gcc/testsuite/ChangeLog @@ -1,3 +1,8 @@ +2014-09-12 Richard Biener <rguenther@suse.de> + + PR middle-end/63237 + * g++.dg/torture/pr63237.C: New testcase. + 2014-09-12 Marc Glisse <marc.glisse@inria.fr> * gcc.dg/vec-andxor1.c: New file. diff --git a/gcc/testsuite/g++.dg/torture/pr63237.C b/gcc/testsuite/g++.dg/torture/pr63237.C new file mode 100644 index 0000000..d1eaada --- /dev/null +++ b/gcc/testsuite/g++.dg/torture/pr63237.C @@ -0,0 +1,21 @@ +// { dg-do compile } + +class A { + int Length; +public: + A(const char *p1) { Length = __builtin_strlen(p1); } +}; +class B { +public: + void m_fn1(int, A); +}; +class C { +public: + B &m_fn2(); +}; +int a; +void RewriteMacrosInInput() { + C b; + B &c = b.m_fn2(); + c.m_fn1(0, &""[a]); +} |