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authorThomas Koenig <tkoenig@gcc.gnu.org>2018-01-30 20:49:49 +0000
committerThomas Koenig <tkoenig@gcc.gnu.org>2018-01-30 20:49:49 +0000
commitdca9e8be87dafdc558e3554c1c21f599918509a5 (patch)
tree0c807d129d15c5f0eff26e8cbeba570e4971187f /gcc
parent881f7c9735c14d6cd4d98f3fbd68cc3e2d906ecd (diff)
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re PR fortran/84133 (ICE in gimplify_var_or_parm_decl, at gimplify.c:2706)
2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/84133 * frontend-passes (matmul_to_var_expr): Return early if in association list. (inline_matmul_assign): Likewise. 2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org> PR fortran/84133 * gfortran.dg/inline_matmul_21.f90: New test case. From-SVN: r257206
Diffstat (limited to 'gcc')
-rw-r--r--gcc/fortran/ChangeLog7
-rw-r--r--gcc/fortran/frontend-passes.c4
-rw-r--r--gcc/testsuite/ChangeLog5
-rw-r--r--gcc/testsuite/gfortran.dg/inline_matmul_21.f9015
4 files changed, 29 insertions, 2 deletions
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index 96e6fb2..292abc1 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,10 @@
+2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/84133
+ * frontend-passes (matmul_to_var_expr): Return early if
+ in association list.
+ (inline_matmul_assign): Likewise.
+
2017-01-29 Thomas Koenig <tkoenig@gcc.gnu.org>
PR fortran/84073
diff --git a/gcc/fortran/frontend-passes.c b/gcc/fortran/frontend-passes.c
index bfa50be..11a5b9b 100644
--- a/gcc/fortran/frontend-passes.c
+++ b/gcc/fortran/frontend-passes.c
@@ -2763,7 +2763,7 @@ matmul_to_var_expr (gfc_expr **ep, int *walk_subtrees ATTRIBUTE_UNUSED,
return 0;
if (forall_level > 0 || iterator_level > 0 || in_omp_workshare
- || in_where)
+ || in_where || in_assoc_list)
return 0;
/* Check if this is already in the form c = matmul(a,b). */
@@ -3728,7 +3728,7 @@ inline_matmul_assign (gfc_code **c, int *walk_subtrees,
if (co->op != EXEC_ASSIGN)
return 0;
- if (in_where)
+ if (in_where || in_assoc_list)
return 0;
/* The BLOCKS generated for the temporary variables and FORALL don't
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 9254cca..b1a7ba8 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,8 @@
+2018-01-30 Thomas Koenig <tkoenig@gcc.gnu.org>
+
+ PR fortran/84133
+ * gfortran.dg/inline_matmul_21.f90: New test case.
+
2018-01-30 Rainer Orth <ro@CeBiTec.Uni-Bielefeld.DE>
* g++.dg/torture/pr81360.C: Add -fdump-ipa-icf to dg-options.
diff --git a/gcc/testsuite/gfortran.dg/inline_matmul_21.f90 b/gcc/testsuite/gfortran.dg/inline_matmul_21.f90
new file mode 100644
index 0000000..5bfda8b
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/inline_matmul_21.f90
@@ -0,0 +1,15 @@
+! { dg-do compile }
+! { dg-additional-options "-ffrontend-optimize" }
+! PR 84133 - this used to ICE. Original test case by
+! Gerhard Steinmetz.
+
+program p
+ real :: x(2,2) = 1.0
+ real :: z(2,2)
+ associate (y => matmul(x,x))
+ z = y
+ end associate
+ print *, z
+end
+
+