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authorHarald Anlauf <anlauf@gmx.de>2021-06-18 19:34:15 +0200
committerHarald Anlauf <anlauf@gmx.de>2021-06-18 19:34:15 +0200
commit6fc543396345900f460c9fa7121239cb1ebbc3a3 (patch)
tree184c6f665e9a128f4ee13f38311fafaadb796622
parent3bb85b868722e69aef0d37858c0dc3c88d92a0eb (diff)
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Fortran - fix conversion to result type for the min/max intrinsic
gcc/fortran/ChangeLog: PR fortran/100283 PR fortran/101123 * trans-intrinsic.c (gfc_conv_intrinsic_minmax): Unconditionally convert result of min/max to result type. gcc/testsuite/ChangeLog: PR fortran/100283 PR fortran/101123 * gfortran.dg/min0_max0_1.f90: New test. * gfortran.dg/min0_max0_2.f90: New test.
-rw-r--r--gcc/fortran/trans-intrinsic.c5
-rw-r--r--gcc/testsuite/gfortran.dg/min0_max0_1.f909
-rw-r--r--gcc/testsuite/gfortran.dg/min0_max0_2.f9010
3 files changed, 20 insertions, 4 deletions
diff --git a/gcc/fortran/trans-intrinsic.c b/gcc/fortran/trans-intrinsic.c
index 73b0bcc..e578449 100644
--- a/gcc/fortran/trans-intrinsic.c
+++ b/gcc/fortran/trans-intrinsic.c
@@ -4147,10 +4147,7 @@ gfc_conv_intrinsic_minmax (gfc_se * se, gfc_expr * expr, enum tree_code op)
build_empty_stmt (input_location));
gfc_add_expr_to_block (&se->pre, tmp);
}
- if (TREE_CODE (type) == INTEGER_TYPE)
- se->expr = fold_build1_loc (input_location, FIX_TRUNC_EXPR, type, mvar);
- else
- se->expr = convert (type, mvar);
+ se->expr = convert (type, mvar);
}
diff --git a/gcc/testsuite/gfortran.dg/min0_max0_1.f90 b/gcc/testsuite/gfortran.dg/min0_max0_1.f90
new file mode 100644
index 0000000..118b0f0
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/min0_max0_1.f90
@@ -0,0 +1,9 @@
+! { dg-do compile }
+! { dg-options "-std=gnu" }
+! PR fortran/100283
+
+subroutine s ()
+ integer(kind=8) :: i,j,k
+ i = min0 (j,k)
+ i = max0 (-127_8, min0 (j,127_8))
+end subroutine s
diff --git a/gcc/testsuite/gfortran.dg/min0_max0_2.f90 b/gcc/testsuite/gfortran.dg/min0_max0_2.f90
new file mode 100644
index 0000000..3fe4fcd
--- /dev/null
+++ b/gcc/testsuite/gfortran.dg/min0_max0_2.f90
@@ -0,0 +1,10 @@
+! { dg-do compile }
+! { dg-options "-fdefault-integer-8 -std=gnu" }
+! PR fortran/101123
+
+SUBROUTINE TEST
+ IMPLICIT INTEGER*4 (I-N)
+ MAXMN=MAX0(M,N)
+ MINMN=MIN0(M,0_4)
+ MAXRS=MAX1(R,S)
+END SUBROUTINE TEST