Eliminate questionable syntax for stdin redirection. This probably also speeds things up a bit.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@51357 91177308-0d34-0410-b5e6-96231b3b80d8

test/Linker/2003-01-30-LinkerRename.ll

@@ -2,7 +2,7 @@
 ; one...
 
 ; RUN: echo {define internal i32 @foo() \{ ret i32 7 \} } | llvm-as > %t.1.bc
-; RUN: llvm-as < %s -o %t.2.bc -f
+; RUN: llvm-as %s -o %t.2.bc -f
 ; RUN: llvm-link %t.1.bc %t.2.bc | llvm-dis | grep @foo() | grep -v internal
 
 define i32 @foo() { ret i32 0 }

test/Linker/2003-04-21-Linkage.ll

@@ -1,6 +1,6 @@
 ; RUN: echo {@X = linkonce global i32 5 \
 ; RUN:   define linkonce i32 @foo() \{ ret i32 7 \} } | llvm-as > %t.1.bc
-; RUN: llvm-as < %s -o %t.2.bc -f
+; RUN: llvm-as %s -o %t.2.bc -f
 ; RUN: llvm-link %t.1.bc  %t.2.bc
 @X = external global i32 
 

test/Linker/2003-04-23-LinkOnceLost.ll

@@ -3,7 +3,7 @@
 
 ; RUN: echo { define linkonce void @foo() \{ ret void \} } | \
 ; RUN:   llvm-as -o %t.2.bc -f
-; RUN: llvm-as < %s -o %t.1.bc -f
+; RUN: llvm-as %s -o %t.1.bc -f
 ; RUN: llvm-link %t.1.bc %t.2.bc | llvm-dis | grep foo | grep linkonce
 
 declare void @foo()

test/Linker/2003-04-26-NullPtrLinkProblem.ll

@@ -2,7 +2,7 @@
 ; the same type to be created!
 
 ; RUN: echo {%T = type i32} | llvm-as > %t.2.bc
-; RUN: llvm-as < %s -f > %t.1.bc
+; RUN: llvm-as %s -f -o %t.1.bc
 ; RUN: llvm-link %t.1.bc %t.2.bc
 
 %T = type opaque

test/Linker/2004-05-07-TypeResolution1.ll

@@ -1,4 +1,4 @@
-; RUN: llvm-as < %s -f -o %t1.bc
+; RUN: llvm-as %s -f -o %t1.bc
 ; RUN: llvm-as < %p/2004-05-07-TypeResolution2.ll -o %t2.bc -f
 ; RUN: llvm-link -f -o %t3.bc %t1.bc %t2.bc
 

test/Linker/2006-01-19-ConstantPacked.ll

@@ -1,4 +1,4 @@
-; RUN: llvm-as < %s -f -o %t1.bc
+; RUN: llvm-as %s -f -o %t1.bc
 ; RUN: llvm-link -f -o %t2.bc %t1.bc
 
 target datalayout = "E-p:32:32"