diff --git a/test/CodeGen/Generic/2007-04-08-MultipleFrameIndices.ll b/test/CodeGen/Generic/2007-04-08-MultipleFrameIndices.ll
index cd7559d..26a00cc 100644
--- a/test/CodeGen/Generic/2007-04-08-MultipleFrameIndices.ll
+++ b/test/CodeGen/Generic/2007-04-08-MultipleFrameIndices.ll
@@ -1,5 +1,7 @@
-; RUN: llvm-as < %s | llc 
+; RUN: llvm-as < %s | llc
+; XFAIL: sparc-sun-solaris2.*
 ; PR1308
+; PR1557
 
 define i32 @stuff(i32, ...) {
         %foo = alloca i8*
diff --git a/test/CodeGen/Generic/2007-04-27-InlineAsm-X-Dest.ll b/test/CodeGen/Generic/2007-04-27-InlineAsm-X-Dest.ll
index 0ea13a2..d95bc56 100644
--- a/test/CodeGen/Generic/2007-04-27-InlineAsm-X-Dest.ll
+++ b/test/CodeGen/Generic/2007-04-27-InlineAsm-X-Dest.ll
@@ -1,4 +1,6 @@
 ; RUN: llvm-as < %s | llc
+; XFAIL: sparc-sun-solaris2.*
+; PR1557
 
 ; Test that we can have an "X" output constraint.
 
diff --git a/test/CodeGen/Generic/2007-04-27-LargeMemObject.ll b/test/CodeGen/Generic/2007-04-27-LargeMemObject.ll
index ee71a88..9719e3d 100644
--- a/test/CodeGen/Generic/2007-04-27-LargeMemObject.ll
+++ b/test/CodeGen/Generic/2007-04-27-LargeMemObject.ll
@@ -1,4 +1,6 @@
-; RUN: llvm-as < %s | llc 
+; RUN: llvm-as < %s | llc
+; XFAIL: sparc-sun-solaris2.*
+; PR1557
 
         %struct..0anon = type { [100 x i32] }