IA MCU psABI support: changes to libraries

[gcc.git] / gcc / common.opt

diff --git a/gcc/common.opt b/gcc/common.opt
index 859488f7a1c0dcf225c8722371d3a3cc5d30a887..dd49ae31880e0e17681291a15ae26dcd99d60199 100644 (file)
--- a/gcc/common.opt
+++ b/gcc/common.opt
@@ -607,6 +607,10 @@ Woverflow
 Common Var(warn_overflow) Init(1) Warning
 Warn about overflow in arithmetic expressions
 
+Wlto-type-mismatch
+Common Var(warn_lto_type_mismatch) Init(1) Warning
+During link time optimization warn about mismatched types of global declarations
+
 Wpacked
 Common Var(warn_packed) Warning
 Warn when the packed attribute has no effect on struct layout
@@ -832,8 +836,11 @@ Driver Undocumented
 ;
 ; 8: The version of the ABI that corrects the substitution behavior of
 ;    function types with function-cv-qualifiers.
-;    First selectable in G++ 4.9 and default in G++ 5
-;    (set in c_common_post_options).
+;    First selectable in G++ 4.9 and default in G++ 5.
+;
+; 9: The version of the ABI that mangles attributes that affect type
+;    identity, such as ia32 calling convention attributes (stdcall, etc.)
+;    Default in G++ 6 (set in c_common_post_options).
 ;
 ; Additional positive integers will be assigned as new versions of
 ; the ABI become the default version of the ABI.
@@ -911,7 +918,7 @@ Common Report
 This switch is deprecated; use -fsanitize-recover= instead
 
 fsanitize-undefined-trap-on-error
-Common Report Var(flag_sanitize_undefined_trap_on_error) Init(0)
+Common Driver Report Var(flag_sanitize_undefined_trap_on_error) Init(0)
 Use trap instead of a library function for undefined behavior sanitization
 
 fasynchronous-unwind-tables
@@ -1774,7 +1781,7 @@ Common Report Var(flag_pic,2) Negative(fPIE)
 Generate position-independent code if possible (large mode)
 
 fPIE
-Common Report Var(flag_pie,2) Negative(fpic)
+Common Report Var(flag_pie,2) Negative(fpic) Init(-1)
 Generate position-independent code for executables if possible (large mode)
 
 fpic
@@ -1782,7 +1789,7 @@ Common Report Var(flag_pic,1) Negative(fpie)
 Generate position-independent code if possible (small mode)
 
 fpie
-Common Report Var(flag_pie,1) Negative(fPIC)
+Common Report Var(flag_pie,1) Negative(fPIC) Init(-1)
 Generate position-independent code for executables if possible (small mode)
 
 fplt
@@ -2859,8 +2866,12 @@ Driver
 symbolic
 Driver
 
-pie
+no-pie
 Driver RejectNegative Negative(shared)
+Don't create a position independent executable
+
+pie
+Driver RejectNegative Negative(no-pie)
 Create a position independent executable
 
 z