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authorHarald Anlauf <anlauf@gmx.de>2021-04-24 20:51:41 +0200
committerHarald Anlauf <anlauf@gmx.de>2021-04-24 20:51:41 +0200
commitd0e7833b94953ba6b4a915150666969ad9fc66af (patch)
tree1f8b3e8bce8cbe30efc499db4d766df4e36cc1f4 /gcc/fortran/intrinsic.c
parent32c4d970ea3a9fc330d6aa8fd83f9dae0b9afc64 (diff)
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PR fortran/100154 - ICE in gfc_conv_procedure_call, at fortran/trans-expr.c:6131
Add appropriate static checks for the character and status arguments to the GNU Fortran intrinsic extensions fget[c], fput[c]. Extend variable check to allow a function reference having a data pointer result. gcc/fortran/ChangeLog: PR fortran/100154 * check.c (variable_check): Allow function reference having a data pointer result. (arg_strlen_is_zero): New function. (gfc_check_fgetputc_sub): Add static check of character and status arguments. (gfc_check_fgetput_sub): Likewise. * intrinsic.c (add_subroutines): Fix argument name for the character argument to intrinsic subroutines fget[c], fput[c]. gcc/testsuite/ChangeLog: PR fortran/100154 * gfortran.dg/pr100154.f90: New test.
Diffstat (limited to 'gcc/fortran/intrinsic.c')
-rw-r--r--gcc/fortran/intrinsic.c10
1 files changed, 5 insertions, 5 deletions
diff --git a/gcc/fortran/intrinsic.c b/gcc/fortran/intrinsic.c
index 17fd92e..219f04f 100644
--- a/gcc/fortran/intrinsic.c
+++ b/gcc/fortran/intrinsic.c
@@ -3460,7 +3460,7 @@ add_subroutines (void)
/* Argument names. These are used as argument keywords and so need to
match the documentation. Please keep this list in sorted order. */
static const char
- *a = "a", *c = "count", *cm = "count_max", *com = "command",
+ *a = "a", *c_ = "c", *c = "count", *cm = "count_max", *com = "command",
*cr = "count_rate", *dt = "date", *errmsg = "errmsg", *f = "from",
*fp = "frompos", *gt = "get", *h = "harvest", *han = "handler",
*length = "length", *ln = "len", *md = "mode", *msk = "mask",
@@ -3840,12 +3840,12 @@ add_subroutines (void)
add_sym_3s ("fgetc", GFC_ISYM_FGETC, CLASS_IMPURE, BT_UNKNOWN, 0, GFC_STD_GNU,
gfc_check_fgetputc_sub, NULL, gfc_resolve_fgetc_sub,
ut, BT_INTEGER, di, REQUIRED, INTENT_IN,
- c, BT_CHARACTER, dc, REQUIRED, INTENT_OUT,
+ c_, BT_CHARACTER, dc, REQUIRED, INTENT_OUT,
st, BT_INTEGER, di, OPTIONAL, INTENT_OUT);
add_sym_2s ("fget", GFC_ISYM_FGET, CLASS_IMPURE, BT_UNKNOWN, 0, GFC_STD_GNU,
gfc_check_fgetput_sub, NULL, gfc_resolve_fget_sub,
- c, BT_CHARACTER, dc, REQUIRED, INTENT_OUT,
+ c_, BT_CHARACTER, dc, REQUIRED, INTENT_OUT,
st, BT_INTEGER, di, OPTIONAL, INTENT_OUT);
add_sym_1s ("flush", GFC_ISYM_FLUSH, CLASS_IMPURE, BT_UNKNOWN, 0, GFC_STD_GNU,
@@ -3855,12 +3855,12 @@ add_subroutines (void)
add_sym_3s ("fputc", GFC_ISYM_FPUTC, CLASS_IMPURE, BT_UNKNOWN, 0, GFC_STD_GNU,
gfc_check_fgetputc_sub, NULL, gfc_resolve_fputc_sub,
ut, BT_INTEGER, di, REQUIRED, INTENT_IN,
- c, BT_CHARACTER, dc, REQUIRED, INTENT_IN,
+ c_, BT_CHARACTER, dc, REQUIRED, INTENT_IN,
st, BT_INTEGER, di, OPTIONAL, INTENT_OUT);
add_sym_2s ("fput", GFC_ISYM_FPUT, CLASS_IMPURE, BT_UNKNOWN, 0, GFC_STD_GNU,
gfc_check_fgetput_sub, NULL, gfc_resolve_fput_sub,
- c, BT_CHARACTER, dc, REQUIRED, INTENT_IN,
+ c_, BT_CHARACTER, dc, REQUIRED, INTENT_IN,
st, BT_INTEGER, di, OPTIONAL, INTENT_OUT);
add_sym_1s ("free", GFC_ISYM_FREE, CLASS_IMPURE, BT_UNKNOWN, 0, GFC_STD_GNU,