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Merge branch 'improvement-i172' of https://github.com/YashasSamaga/pawn

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This commit is contained in:
Zeex 2018-04-22 19:12:28 +06:00
commit 1fbc474543
4 changed files with 32 additions and 1 deletions
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4
source/compiler/sc1.c
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@ -3917,6 +3917,8 @@ static int declargs(symbol *sym,int chkshadow)
case '&':
if (ident!=iVARIABLE || numtags>0)
error(1,"-identifier-","&");
if (fconst)
error(238, "const reference"); /* meaningless combination of class specifiers */
ident=iREFERENCE;
break;
case tCONST:
@ -3991,6 +3993,8 @@ static int declargs(symbol *sym,int chkshadow)
case tELLIPS:
if (ident!=iVARIABLE)
error(10); /* illegal function or declaration */
if (fconst)
error(238, "const variable arguments"); /* meaningless combination of class specifiers */
if (numtags==0)
tags[numtags++]=0; /* default tag */
if ((sym->usage & uPROTOTYPED)==0) {

3
source/compiler/sc5.c
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@ -191,7 +191,8 @@ static char *warnmsg[] = {
/*234*/ "function is deprecated (symbol \"%s\") %s\n",
/*235*/ "public function lacks forward declaration (symbol \"%s\")\n",
/*236*/ "unknown parameter in substitution (incorrect #define pattern)\n",
/*237*/ "user warning: %s\n"
/*237*/ "user warning: %s\n",
/*238*/ "meaningless combination of class specifiers (%s)\n"
};
#define NUM_WARNINGS (sizeof warnmsg / sizeof warnmsg[0])

6
source/compiler/tests/CMakeLists.txt
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@ -48,6 +48,12 @@ set_tests_properties(gh_283 PROPERTIES PASS_REGULAR_EXPRESSION "\
add_compiler_test(too_many_args_crash_gh_298 ${CMAKE_CURRENT_SOURCE_DIR}/too_many_args_crash_gh_298.pwn)
set_tests_properties(too_many_args_crash_gh_298 PROPERTIES PASS_REGULAR_EXPRESSION "too many function arguments")
add_compiler_test(meaningless_class_specifiers_gh_172 ${CMAKE_CURRENT_SOURCE_DIR}/meaningless_class_specifiers_gh_172.pwn)
set_tests_properties(meaningless_class_specifiers_gh_172 PROPERTIES PASS_REGULAR_EXPRESSION "\
.*\\.pwn\\(1\\) : warning 238: meaningless combination of class specifiers \\(const reference\\)\
.*\\.pwn\\(1 \\-\\- 2\\) : warning 238: meaningless combination of class specifiers \\(const variable arguments\\)\
")
# Crashers
#
# These tests simply check that the compiler doesn't crash.

20
source/compiler/tests/meaningless_class_specifiers_gh_172.pwn Executable file
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@ -0,0 +1,20 @@
f1(const &v) { }
f2(const ...) { }
f3(const v) {
#pragma unused v
}
f4(...) { }
f5(v) {
#pragma unused v
}
f6(&v) { }
main() {
new a;
f1(a);
f2(a);
f3(a);
f4(a);
f5(a);
f6(a);
}