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From: Ard Biesheuvel <ard.biesheuvel@linaro.org>
To: yonghong.zhu@intel.com, liming.gao@intel.com, edk2-devel@lists.01.org
Cc: leif.lindholm@linaro.org, eugene@hp.com,
	Ard Biesheuvel <ard.biesheuvel@linaro.org>
Subject: [PATCH 1/3] ArmPkg/ArmSoftFloatLib: disable LTO build for GCC
Date: Thu,  4 Aug 2016 16:42:45 +0200	[thread overview]
Message-ID: <1470321767-26921-2-git-send-email-ard.biesheuvel@linaro.org> (raw)
In-Reply-To: <1470321767-26921-1-git-send-email-ard.biesheuvel@linaro.org>

Building ArmSoftFloatLib with LTO results in errors like

  .../bin/ld: softfloat.obj: plugin needed to handle lto object
  .../bin/ld: __aeabi_dcmpge.obj: plugin needed to handle lto object
  .../bin/ld: __aeabi_dcmplt.obj: plugin needed to handle lto object
  .../bin/ld: internal error ../../ld/ldlang.c 6299

This library is only linked by OpensslLib at the moment, and only
marginally used at runtime, so just disable LTO for it.

Contributed-under: TianoCore Contribution Agreement 1.0
Signed-off-by: Ard Biesheuvel <ard.biesheuvel@linaro.org>
---
 ArmPkg/Library/ArmSoftFloatLib/ArmSoftFloatLib.inf | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/ArmPkg/Library/ArmSoftFloatLib/ArmSoftFloatLib.inf b/ArmPkg/Library/ArmSoftFloatLib/ArmSoftFloatLib.inf
index f090b3f288ce..3c76381b25dc 100644
--- a/ArmPkg/Library/ArmSoftFloatLib/ArmSoftFloatLib.inf
+++ b/ArmPkg/Library/ArmSoftFloatLib/ArmSoftFloatLib.inf
@@ -48,7 +48,7 @@ [Packages]
   MdePkg/MdePkg.dec
 
 [BuildOptions]
-  GCC:*_*_*_CC_FLAGS = -DSOFTFLOAT_FOR_GCC -Wno-enum-compare
+  GCC:*_*_*_CC_FLAGS = -DSOFTFLOAT_FOR_GCC -Wno-enum-compare -fno-lto
   *_GCC46_*_CC_FLAGS = -fno-tree-vrp
   *_GCC47_*_CC_FLAGS = -fno-tree-vrp
   RVCT:*_*_*_CC_FLAGS = -DSOFTFLOAT_FOR_GCC
-- 
2.7.4



  reply	other threads:[~2016-08-04 14:43 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2016-08-04 14:42 [PATCH 0/3] Build fixes for ARM/OpenSSL Ard Biesheuvel
2016-08-04 14:42 ` Ard Biesheuvel [this message]
2016-08-06 14:18   ` [PATCH 1/3] ArmPkg/ArmSoftFloatLib: disable LTO build for GCC Michael Zimmermann
2016-08-06 14:42     ` Ard Biesheuvel
2016-08-06 14:53       ` Michael Zimmermann
2016-08-07  9:28         ` Michael Zimmermann
2016-08-07 10:29           ` Ard Biesheuvel
2016-08-04 14:42 ` [PATCH 2/3] ArmPkg/CompilerIntrinsicsLib: make the default memset() weak Ard Biesheuvel
2016-08-04 14:42 ` [PATCH 3/3] BaseTools GCC/ARM: add -fno-builtin to CC flags Ard Biesheuvel
2016-08-04 16:01   ` Michael Zimmermann
2016-08-05 14:34     ` Ard Biesheuvel
2016-08-05 14:26   ` Gao, Liming
2016-08-05 14:33     ` Ard Biesheuvel
2016-08-05 12:53 ` [PATCH 0/3] Build fixes for ARM/OpenSSL Leif Lindholm

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