Message ID | 20121211182520.GS2315@tucnak.redhat.com |
---|---|
State | New |
Headers | show |
OK. Jason
--- gcc/cp/expr.c.jj 2010-12-02 11:51:22.000000000 +0100 +++ gcc/cp/expr.c 2012-12-11 08:51:53.008992474 +0100 @@ -131,6 +131,7 @@ mark_exp_read (tree exp) CASE_CONVERT: case ADDR_EXPR: case INDIRECT_REF: + case FLOAT_EXPR: mark_exp_read (TREE_OPERAND (exp, 0)); break; case COMPOUND_EXPR: --- gcc/testsuite/g++.dg/warn/Wunused-var-19.C.jj 2012-12-11 08:54:47.600958580 +0100 +++ gcc/testsuite/g++.dg/warn/Wunused-var-19.C 2012-12-11 08:53:20.000000000 +0100 @@ -0,0 +1,26 @@ +// PR c++/55643 +// { dg-do compile } +// { dg-options "-std=c++11 -Wunused" } + +enum class E { e = 123 }; + +int +foo () +{ + E x = E::e; + return (double) x; +} + +int +bar () +{ + E x = E::e; + return (long double) x; +} + +int +baz () +{ + E x = E::e; + return (float) x; +}