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| author | Jason Merrill <jason@redhat.com> | 2018-05-30 13:32:54 -0400 |
|---|---|---|
| committer | Jason Merrill <jason@gcc.gnu.org> | 2018-05-30 13:32:54 -0400 |
| commit | cd7fa7a74b672bb7d978807b2190feaf57afc43a (patch) | |
| tree | 7d8cc3be73907df67e1b449d62e4540280174ecc | |
| parent | d555daaf92d9c20e44d78e740bcc8b6501faff24 (diff) | |
| download | gcc-cd7fa7a74b672bb7d978807b2190feaf57afc43a.zip gcc-cd7fa7a74b672bb7d978807b2190feaf57afc43a.tar.gz gcc-cd7fa7a74b672bb7d978807b2190feaf57afc43a.tar.bz2 | |
Improve error recovery for structured binding in condition.
* parser.c (cp_parser_check_condition_declarator): Handle
cp_error_declarator.
From-SVN: r260968
| -rw-r--r-- | gcc/cp/ChangeLog | 5 | ||||
| -rw-r--r-- | gcc/cp/parser.c | 7 | ||||
| -rw-r--r-- | gcc/testsuite/g++.dg/cpp1z/decomp16.C | 2 |
3 files changed, 11 insertions, 3 deletions
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog index 37874c0..07fbafa 100644 --- a/gcc/cp/ChangeLog +++ b/gcc/cp/ChangeLog @@ -1,3 +1,8 @@ +2018-05-30 Jason Merrill <jason@redhat.com> + + * parser.c (cp_parser_check_condition_declarator): Handle + cp_error_declarator. + 2018-05-30 Jonathan Wakely <jwakely@redhat.com> * typeck.c (cxx_sizeof_or_alignof_type): Return size_one_node instead diff --git a/gcc/cp/parser.c b/gcc/cp/parser.c index d17beb8..de090d4 100644 --- a/gcc/cp/parser.c +++ b/gcc/cp/parser.c @@ -11594,10 +11594,13 @@ cp_parser_check_condition_declarator (cp_parser* parser, cp_declarator *declarator, location_t loc) { - if (function_declarator_p (declarator) + if (declarator == cp_error_declarator + || function_declarator_p (declarator) || declarator->kind == cdk_array) { - if (declarator->kind == cdk_array) + if (declarator == cp_error_declarator) + /* Already complained. */; + else if (declarator->kind == cdk_array) error_at (loc, "condition declares an array"); else error_at (loc, "condition declares a function"); diff --git a/gcc/testsuite/g++.dg/cpp1z/decomp16.C b/gcc/testsuite/g++.dg/cpp1z/decomp16.C index dad69b8..7589c80 100644 --- a/gcc/testsuite/g++.dg/cpp1z/decomp16.C +++ b/gcc/testsuite/g++.dg/cpp1z/decomp16.C @@ -8,7 +8,7 @@ void foo () { auto [ a, b ] = A (); - for (; auto [ a, b ] = A (); ) // { dg-error "expected|no match" } + for (; auto [ a, b ] = A (); ) // { dg-error "expected" } ; for (; false; auto [ a, b ] = A ()) // { dg-error "expected" } ; |