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authorArnaud Charlet <charlet@gcc.gnu.org>2013-04-11 15:21:21 +0200
committerArnaud Charlet <charlet@gcc.gnu.org>2013-04-11 15:21:21 +0200
commit289a994bb9f60f3516e8662218d79d3049b95659 (patch)
treec26ec77aa0dc495db79fc307769ea6b8a6b21a59 /gcc/ada/sinfo.ads
parenta26780a30a985778bcd772a6bf7bc217f7cc4b00 (diff)
downloadgcc-289a994bb9f60f3516e8662218d79d3049b95659.tar.gz
[multiple changes]
2013-04-11 Robert Dewar <dewar@adacore.com> * back_end.adb (Register_Back_End_Types): Moved to Get_Targ * back_end.ads (C_String): Moved to Get_Targ (Register_Type_Proc): Moved to Get_Targ (Register_Back_End_Types): Moved to Get_Targ. * cstand.adb (Register_Float_Type): New interface (Create_Back_End_Float_Types): Use entries in FPT_Mode_Table. * get_targ.adb (Register_Back_End_Types): Moved here from Back_End. * get_targ.ads (C_String): Moved here from Back_End (Register_Type_Proc): Moved here from Back_End (Register_Back_End_Types): here from Back_End. * gnat1drv.adb (GGnat11drv): Add call to Write_Target_Dependent_Values; * lib-writ.ads, lib-writ.adb (Write_ALI): Remove section writing obsolete target dependent info. * opt.ads (Generate_Target_Dependent_Info): Removed (Target_Dependent_Info_Read): New flag (Target_Dependent_Info_Write): New flag * output.adb: Minor comment change * s-os_lib.ads: Minor reformatting * set_targ.ads, set_targ.adb: Minor reformatting. * switch-c.adb (Scan_Switches.First_Ptr): New variable (Scan_Front_End_Switches): Check -gnatd.b, -gnateT come first (Scan_Front_End_Switches): Handle -gnatet, -gnateT * ttypes.ads: Remove documentation section on target dependent info in ali file Remove four letter codes, no longer used Instead of using Get_Targ.Get_xxx, we use Set_Targ.xxx * usage.adb: Add usage lines for -gnatet/-gnateT * gcc-interface/Make-lang.in: Update dependencies. 2013-04-11 Thomas Quinot <quinot@adacore.com> * sem_ch4.adb: Update documentation. * sinfo.ads (N_Expression_With_Actions): Ditto. 2013-04-11 Hristian Kirtchev <kirtchev@adacore.com> * sem_ch13.adb (Analyze_Aspect_Specifications): Add a guard to prevent the double insertion of the same aspect into a rep item list. This previously led to a circularity. 2013-04-11 Ed Schonberg <schonberg@adacore.com> * sem_attr.adb (Eval_Attribute, case 'Access): Reject attribute reference if the prefix is the dereference of an anonymous access to subprogram type. * exp_attr.adb (Expand_N_Attribute_Reference, Access_Cases): Handle properly a reference to the current instance of a protected type from within a protected subprogram. * sem_res.adb (Find_Unique_Access_Type): Treat Attribute_Access_Type like Allocator_Type when resolving an equality operator. From-SVN: r197791
Diffstat (limited to 'gcc/ada/sinfo.ads')
-rw-r--r--gcc/ada/sinfo.ads6
1 files changed, 5 insertions, 1 deletions
diff --git a/gcc/ada/sinfo.ads b/gcc/ada/sinfo.ads
index 3be0f5833f2..3c8d26a0035 100644
--- a/gcc/ada/sinfo.ads
+++ b/gcc/ada/sinfo.ads
@@ -7074,7 +7074,11 @@ package Sinfo is
-- N_Expression_With_Actions has type Standard_Void_Type. However some
-- backends do not support such expression-with-actions occurring
-- outside of a proper (non-void) expression, so this should just be
- -- used as an intermediate representation within the front-end.
+ -- used as an intermediate representation within the front-end. Also
+ -- note that this is really an irregularity (expressions and statements
+ -- are not interchangeable, and in particular an N_Null_Statement is
+ -- not a proper expression), and in the long term all cases of this
+ -- idiom should instead use a new node kind N_Compound_Statement.
--------------------
-- Free Statement --