Ada, Darwin, PPC, backport fix for stack check probes.

On PPC, Darwin uses the same code as other parts of the port.

2019-08-05  Iain Sandoe  <iain@sandoe.co.uk>

	Backport from mainline.
	2019-07-02  Iain Sandoe  <iain@sandoe.co.uk>

	* libgnat/system-darwin-ppc.ads: Set Stack_Check_Probes True for
	PPC Darwin.

From-SVN: r274111

diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index 832b563e1da1f03b2cec75fd428b86e1287aeb3d..edf695358555dd7d40130ca7f8d03ec0dea206a5 100644 (file)
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,11 @@
+2019-08-05  Iain Sandoe  <iain@sandoe.co.uk>
+
+       Backport from mainline.
+       2019-07-02  Iain Sandoe  <iain@sandoe.co.uk>
+
+       * libgnat/system-darwin-ppc.ads: Set Stack_Check_Probes True for
+       PPC Darwin.
+
 2019-08-05  Iain Sandoe  <iain@sandoe.co.uk>
 
        Backport from mainline.

diff --git a/gcc/ada/libgnat/system-darwin-ppc.ads b/gcc/ada/libgnat/system-darwin-ppc.ads
index d314b66595daa149add77b57c8cfd42991dc8b66..9adc2deacdcfd3c69371466563d41558e1c93369 100644 (file)
--- a/gcc/ada/libgnat/system-darwin-ppc.ads
+++ b/gcc/ada/libgnat/system-darwin-ppc.ads
@@ -158,7 +158,7 @@ private
    Preallocated_Stacks       : constant Boolean := False;
    Signed_Zeros              : constant Boolean := True;
    Stack_Check_Default       : constant Boolean := False;
-   Stack_Check_Probes        : constant Boolean := False;
+   Stack_Check_Probes        : constant Boolean := True;
    Stack_Check_Limits        : constant Boolean := False;
    Support_Aggregates        : constant Boolean := True;
    Support_Atomic_Primitives : constant Boolean := Word_Size = 64;