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authorOndrej Zajicek (work) <santiago@crfreenet.org>2020-01-07 01:24:30 +0100
committerOndrej Zajicek (work) <santiago@crfreenet.org>2020-01-07 01:24:30 +0100
commitef8c45749c82e246d477ea4d7f749668a9c7e9ee (patch)
treeeee628e31aed68a622dff74017314a9c3fd07ca0
parentcc75b3e1dc4a7440479d6f4d73e7e1b9ba65332f (diff)
Filter: Fix typecheck for AND/OR.
Do not apply dynamic type check for second argument of AND/OR, as it is not evaluated immediately like regular argument would be. Thanks to Mikael for the bugreport.
-rw-r--r--filter/decl.m47
-rw-r--r--filter/f-inst.c4
2 files changed, 8 insertions, 3 deletions
diff --git a/filter/decl.m4 b/filter/decl.m4
index a78450a3..efecb9a5 100644
--- a/filter/decl.m4
+++ b/filter/decl.m4
@@ -161,11 +161,16 @@ FID_HIC(,[[
# Some arguments need to check their type. After that, ARG_ANY is called.
m4_define(ARG, `ARG_ANY($1) ARG_TYPE($1,$2)')
-m4_define(ARG_TYPE, `
+m4_define(ARG_TYPE, `ARG_TYPE_STATIC($1,$2) ARG_TYPE_DYNAMIC($1,$2)')
+
+m4_define(ARG_TYPE_STATIC, `
FID_NEW_BODY()m4_dnl
if (f$1->type && (f$1->type != ($2)) && !f_const_promotion(f$1, ($2)))
cf_error("Argument $1 of %s must be of type %s, got type %s",
f_instruction_name(what->fi_code), f_type_name($2), f_type_name(f$1->type));
+FID_INTERPRET_BODY()')
+
+m4_define(ARG_TYPE_DYNAMIC, `
FID_INTERPRET_EXEC()m4_dnl
if (v$1.type != ($2))
runtime("Argument $1 of %s must be of type %s, got type %s",
diff --git a/filter/f-inst.c b/filter/f-inst.c
index 51a35350..4b3c627b 100644
--- a/filter/f-inst.c
+++ b/filter/f-inst.c
@@ -226,7 +226,7 @@
}
INST(FI_AND, 1, 1) {
ARG(1,T_BOOL);
- ARG_TYPE(2,T_BOOL);
+ ARG_TYPE_STATIC(2,T_BOOL);
RESULT_TYPE(T_BOOL);
if (v1.val.i)
@@ -236,7 +236,7 @@
}
INST(FI_OR, 1, 1) {
ARG(1,T_BOOL);
- ARG_TYPE(2,T_BOOL);
+ ARG_TYPE_STATIC(2,T_BOOL);
RESULT_TYPE(T_BOOL);
if (!v1.val.i)