2012-10-02 Robert Dewar <dewar@adacore.com>
* checks.adb (Apply_Arithmetic_Overflow_Checked_Suppressed):
New name for Apply_Arithmetic_Overflow_Normal
(Apply_Arithmetic_Overflow_Minimized_Eliminated):
Add handling for conditional expressions
(Is_Signed_Integer_Arithmetic_Op): Now includes conditional
expressions (Minimize_Eliminate_Overflow_Checks): Handle
conditional expressions.
* checks.ads: Minor comment fixes.
* exp_ch4.adb (Expand_N_Case_Expression): Call
Apply_Arithmetic_Overflow_Check (Expand_N_Conditional_Expression):
Call Apply_Arithmetic_Overflow_Check
* s-bignum.adb (Normalize): Remove incorrect precondition.
* sem_res.adb (Resolve_Case_Expression): Set Do_Overflow_Check
flag (Resolve_Conditional_Expression): Set Do_Overflow_Check flag.
* sinfo.adb: Add Do_Overflow_Check for conditional expressions.
* sinfo.ads: Minor documentation updates.
git-svn-id: svn+ssh://gcc.gnu.org/svn/gcc/trunk@191964
138bc75d-0d04-0410-961f-
82ee72b054a4