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| author | Bernhard Schommer <bernhardschommer@gmail.com> | 2016-03-23 14:22:33 +0100 |
|---|---|---|
| committer | Bernhard Schommer <bernhardschommer@gmail.com> | 2016-03-23 14:22:33 +0100 |
| commit | 4e62a2c4b2c809ea020423e7e328ba96e379d64d (patch) | |
| tree | 67a9325ae6e04c3ed353e9cd1f9dc19c1fd87405 /cparser/Parser.vy | |
| parent | ccd59f7fc19ffe2347724b532d6ce13c8580c2ab (diff) | |
| download | compcert-kvx-4e62a2c4b2c809ea020423e7e328ba96e379d64d.tar.gz compcert-kvx-4e62a2c4b2c809ea020423e7e328ba96e379d64d.zip | |
Added the _Noreturn keyword.
CompCert now recognizes the C11 _Noreturn function specifier and
emits a simple warning for functions declared _Noreturn containing
a return statement. Also the stdnoreturn header and additionally
the stdalign header are added.
Bug 18541
Diffstat (limited to 'cparser/Parser.vy')
| -rw-r--r-- | cparser/Parser.vy | 19 |
1 files changed, 10 insertions, 9 deletions
diff --git a/cparser/Parser.vy b/cparser/Parser.vy index 16f6a0ef..ab07cb94 100644 --- a/cparser/Parser.vy +++ b/cparser/Parser.vy @@ -32,7 +32,7 @@ Require Import List. LEFT_ASSIGN RIGHT_ASSIGN AND_ASSIGN XOR_ASSIGN OR_ASSIGN %token<cabsloc> LPAREN RPAREN LBRACK RBRACK LBRACE RBRACE DOT COMMA - SEMICOLON ELLIPSIS TYPEDEF EXTERN STATIC RESTRICT AUTO REGISTER INLINE + SEMICOLON ELLIPSIS TYPEDEF EXTERN STATIC RESTRICT AUTO REGISTER INLINE NORETURN CHAR SHORT INT LONG SIGNED UNSIGNED FLOAT DOUBLE CONST VOLATILE VOID STRUCT UNION ENUM UNDERSCORE_BOOL PACKED ALIGNAS ATTRIBUTE ASM @@ -67,7 +67,7 @@ Require Import List. %type<string * option expression * cabsloc> enumerator %type<string * cabsloc> enumeration_constant %type<cvspec * cabsloc> type_qualifier type_qualifier_noattr -%type<cabsloc> function_specifier +%type<funspec * cabsloc> function_specifier %type<name> declarator declarator_noattrend direct_declarator %type<(decl_type -> decl_type) * cabsloc> pointer %type<list cvspec (* Reverse order *)> type_qualifier_list @@ -344,8 +344,8 @@ declaration_specifiers_typespec_opt: { SpecType (fst typ)::rest } | qual = type_qualifier rest = declaration_specifiers_typespec_opt { SpecCV (fst qual)::rest } -| loc = function_specifier rest = declaration_specifiers_typespec_opt - { SpecInline::rest } +| func = function_specifier rest = declaration_specifiers_typespec_opt + { SpecFunction (fst func)::rest } | /* empty */ { [] } @@ -363,8 +363,8 @@ declaration_specifiers: { (SpecCV (fst qual)::fst rest, snd qual) } | attr = attribute_specifier rest = declaration_specifiers { (SpecCV (CV_ATTR (fst attr))::fst rest, snd attr) } -| loc = function_specifier rest = declaration_specifiers - { (SpecInline::fst rest, loc) } +| func = function_specifier rest = declaration_specifiers + { (SpecFunction (fst func)::fst rest, snd func) } init_declarator_list: | init = init_declarator @@ -571,7 +571,9 @@ gcc_attribute_word: (* 6.7.4 *) function_specifier: | loc = INLINE - { loc } + { (INLINE, loc) } +| loc = NORETURN + { (NORETURN, loc)} (* 6.7.5 *) declarator: @@ -870,7 +872,7 @@ asm_attributes: { [] } | CONST attr = asm_attributes { CV_CONST :: attr } -| VOLATILE attr = asm_attributes +| VOLATILE attr = asm_attributes { CV_VOLATILE :: attr } asm_arguments: @@ -950,4 +952,3 @@ declaration_list: { [d] } | dl = declaration_list d = declaration { d :: dl } - |