Fix S/390 bits/fenv.h namespace use (bug 14801).

6 files changed, 23 insertions, 13 deletions

diff --git a/ChangeLog b/ChangeLog
index 28f84a0c1e..fdd4a5a238 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,13 @@
+2012-11-05  Joseph Myers  <joseph@codesourcery.com>
+
+	[BZ #14801]
+	* sysdeps/s390/fpu/bits/fenv.h (fenv_t): Use implementation
+	namespace for names of struct fields.
+	* sysdeps/s390/fpu/fegetenv.c (fegetenv): Update references to
+	fenv_t fields.
+	* sysdeps/s390/fpu/feholdexcpt.c (feholdexcept): Likewise.
+	* sysdeps/s390/fpu/fesetenv.c (fesetenv): Likewise.
+
 2012-11-04  Samuel Thibault  <samuel.thibault@ens-lyon.org>
 
 	[BZ #3665]
diff --git a/NEWS b/NEWS
index c7ddc6af52..41adcfc9be 100644
--- a/NEWS
+++ b/NEWS
@@ -18,7 +18,7 @@ Version 2.17
   14518, 14519, 14530, 14532, 14538, 14543, 14544, 14545, 14557, 14562,
   14568, 14576, 14579, 14583, 14587, 14595, 14602, 14610, 14621, 14638,
   14645, 14648, 14652, 14660, 14661, 14669, 14683, 14694, 14716, 14743,
-  14767, 14783, 14784, 14785, 14796, 14797.
+  14767, 14783, 14784, 14785, 14796, 14797, 14801.
 
 * Support for STT_GNU_IFUNC symbols added for s390 and s390x.
   Optimized versions of memcpy, memset, and memcmp added for System z10 and
diff --git a/sysdeps/s390/fpu/bits/fenv.h b/sysdeps/s390/fpu/bits/fenv.h
index f6cc351231..88c6f7ac04 100644
--- a/sysdeps/s390/fpu/bits/fenv.h
+++ b/sysdeps/s390/fpu/bits/fenv.h
@@ -76,8 +76,8 @@ typedef unsigned int fexcept_t; /* size of fpc */
    to the layout of the block written by the `fstenv'.  */
 typedef struct
 {
-  fexcept_t fpc;
-  void *ieee_instruction_pointer;
+  fexcept_t __fpc;
+  void *__ieee_instruction_pointer;
   /* failing instruction for ieee exceptions */
 } fenv_t;
 
diff --git a/sysdeps/s390/fpu/fegetenv.c b/sysdeps/s390/fpu/fegetenv.c
index 243f1f1e15..afbe2c771d 100644
--- a/sysdeps/s390/fpu/fegetenv.c
+++ b/sysdeps/s390/fpu/fegetenv.c
@@ -1,5 +1,5 @@
 /* Store current floating-point environment.
-   Copyright (C) 2000, 2008 Free Software Foundation, Inc.
+   Copyright (C) 2000-2012 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com).
 
@@ -23,7 +23,7 @@
 int
 fegetenv (fenv_t *envp)
 {
-  _FPU_GETCW (envp->fpc);
+  _FPU_GETCW (envp->__fpc);
 
   /* Success.  */
   return 0;
diff --git a/sysdeps/s390/fpu/feholdexcpt.c b/sysdeps/s390/fpu/feholdexcpt.c
index 76ca70fb4f..5b97ade029 100644
--- a/sysdeps/s390/fpu/feholdexcpt.c
+++ b/sysdeps/s390/fpu/feholdexcpt.c
@@ -1,5 +1,5 @@
 /* Store current floating-point environment and clear exceptions.
-   Copyright (C) 2000, 2005, 2007 Free Software Foundation, Inc.
+   Copyright (C) 2000-2012 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com).
 
@@ -27,7 +27,7 @@ int feholdexcept (fenv_t *envp)
   fegetenv (envp);
   /* Clear the current sticky bits as more than one exception
      may be generated.  */
-  fpc = envp->fpc & ~(FPC_FLAGS_MASK | FPC_DXC_MASK);
+  fpc = envp->__fpc & ~(FPC_FLAGS_MASK | FPC_DXC_MASK);
   /* Hold from generating fpu exceptions temporarily.  */
   _FPU_SETCW ((fpc & ~(FE_ALL_EXCEPT << FPC_EXCEPTION_MASK_SHIFT)));
   return 0;
diff --git a/sysdeps/s390/fpu/fesetenv.c b/sysdeps/s390/fpu/fesetenv.c
index 4fe82999d1..b5342051fa 100644
--- a/sysdeps/s390/fpu/fesetenv.c
+++ b/sysdeps/s390/fpu/fesetenv.c
@@ -1,5 +1,5 @@
 /* Install given floating-point environment.
-   Copyright (C) 2000, 2008 Free Software Foundation, Inc.
+   Copyright (C) 2000-2012 Free Software Foundation, Inc.
    This file is part of the GNU C Library.
    Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com).
 
@@ -31,18 +31,18 @@ fesetenv (const fenv_t *envp)
 
   if (envp == FE_DFL_ENV)
     {
-      env.fpc = _FPU_DEFAULT;
-      env.ieee_instruction_pointer = 0;
+      env.__fpc = _FPU_DEFAULT;
+      env.__ieee_instruction_pointer = 0;
     }
   else if (envp == FE_NOMASK_ENV)
     {
-      env.fpc = FPC_EXCEPTION_MASK;
-      env.ieee_instruction_pointer = 0;
+      env.__fpc = FPC_EXCEPTION_MASK;
+      env.__ieee_instruction_pointer = 0;
     }
   else
     env = (*envp);
 
-  _FPU_SETCW (env.fpc);
+  _FPU_SETCW (env.__fpc);
 
   /* Success.  */
   return 0;