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decl.c (grok_reference_init): Improve error location.

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/cp
2019-01-08  Paolo Carlini  <paolo.carlini@oracle.com>

	* decl.c (grok_reference_init): Improve error location.
	(grokdeclarator): Likewise, improve two locations.

/testsuite
2019-01-08  Paolo Carlini  <paolo.carlini@oracle.com>

	* g++.dg/diagnostic/constexpr2.C: New.
	* g++.dg/diagnostic/ref3.C: Likewise.

From-SVN: r267756
This commit is contained in:
Paolo Carlini 2019-01-09 08:52:38 +00:00 • committed by Paolo Carlini
parent 0ac6a741dd
commit 73075e06b7
5 changed files with 27 additions and 5 deletions
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5
gcc/cp/ChangeLog
View file

@ -1,3 +1,8 @@
2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
* decl.c (grok_reference_init): Improve error location.
(grokdeclarator): Likewise, improve two locations.
2019-01-08 Marek Polacek <polacek@redhat.com>
PR c++/88538 - braced-init-list in template-argument-list.

13
gcc/cp/decl.c
View file

@ -5357,7 +5357,8 @@ grok_reference_init (tree decl, tree type, tree init, int flags)
if ((DECL_LANG_SPECIFIC (decl) == 0
|| DECL_IN_AGGR_P (decl) == 0)
&& ! DECL_THIS_EXTERN (decl))
error ("%qD declared as reference but not initialized", decl);
error_at (DECL_SOURCE_LOCATION (decl),
"%qD declared as reference but not initialized", decl);
return NULL_TREE;
}
@ -12517,8 +12518,9 @@ grokdeclarator (const cp_declarator *declarator,
unqualified_id);
else if (constexpr_p && !initialized)
{
error ("%<constexpr%> static data member %qD must have an "
"initializer", decl);
error_at (DECL_SOURCE_LOCATION (decl),
"%<constexpr%> static data member %qD must "
"have an initializer", decl);
constexpr_p = false;
}
@ -12756,8 +12758,9 @@ grokdeclarator (const cp_declarator *declarator,
}
else if (constexpr_p && DECL_EXTERNAL (decl))
{
error ("declaration of %<constexpr%> variable %qD "
"is not a definition", decl);
error_at (DECL_SOURCE_LOCATION (decl),
"declaration of %<constexpr%> variable %qD "
"is not a definition", decl);
constexpr_p = false;
}

5
gcc/testsuite/ChangeLog
View file

@ -1,3 +1,8 @@
2019-01-08 Paolo Carlini <paolo.carlini@oracle.com>
* g++.dg/diagnostic/constexpr2.C: New.
* g++.dg/diagnostic/ref3.C: Likewise.
2019-01-08 Marek Polacek <polacek@redhat.com>
PR c++/88538 - braced-init-list in template-argument-list.

8
gcc/testsuite/g++.dg/diagnostic/constexpr2.C Normal file
View file

@ -0,0 +1,8 @@
// { dg-do compile { target c++11 } }
extern constexpr int i __attribute__((unused)); // { dg-error "22:declaration of .constexpr. variable .i." }
struct S
{
constexpr static int i __attribute__((unused)); // { dg-error "24:.constexpr. static data member .i." }
};

1
gcc/testsuite/g++.dg/diagnostic/ref3.C Normal file
View file

@ -0,0 +1 @@
int& i __attribute__((unused)); // { dg-error "6:.i. declared as reference" }