runtime: use <stdbool.h>

<stdbool.h> has been available since C99. Use it rather than defining
our own boolean type and values.

Fixes https://gcc.gnu.org/PR114875

Reviewed-on: https://go-review.googlesource.com/c/gofrontend/+/582275

diff --git a/gcc/go/gofrontend/MERGE b/gcc/go/gofrontend/MERGE
index 50d430d503431278b0fbd43edf0d7fff8d78b83e..8a2810d5b2d4481bc80805e27f04011b89f03a39 100644 (file)
--- a/gcc/go/gofrontend/MERGE
+++ b/gcc/go/gofrontend/MERGE
@@ -1,4 +1,4 @@
-98e92493db2ab7857a5934a950a830fc1f95a4e5
+1f0c8364cd35026a647aa4e66ee4d8563c8a5d27
 
 The first line of this file holds the git revision number of the last
 merge done from the gofrontend repository.

diff --git a/libgo/runtime/runtime.h b/libgo/runtime/runtime.h
index 699770d53add4da2bf1fed3ccafae8e896295605..da31e11bb770c1bb6e343db05d64adabb09acd58 100644 (file)
--- a/libgo/runtime/runtime.h
+++ b/libgo/runtime/runtime.h
@@ -7,6 +7,7 @@
 #include "go-assert.h"
 #include <complex.h>
 #include <signal.h>
+#include <stdbool.h>
 #include <stdint.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -51,7 +52,6 @@ typedef uintptr               uintreg;
 
 /* Defined types.  */
 
-typedef        _Bool                   bool;
 typedef        uint8                   byte;
 typedef        struct  g               G;
 typedef        struct  mutex           Lock;
@@ -114,11 +114,6 @@ extern M*  runtime_m(void);
 extern G*      runtime_g(void)
   __asm__(GOSYM_PREFIX "runtime.getg");
 
-enum
-{
-       true    = 1,
-       false   = 0,
-};
 enum
 {
        PtrSize = sizeof(void*),