diff --git a/src/test/run-fail/morestack1.rs b/src/test/run-fail/morestack1.rs
index fb64630b700..43f94f3be0b 100644
--- a/src/test/run-fail/morestack1.rs
+++ b/src/test/run-fail/morestack1.rs
@@ -1,5 +1,3 @@
-// xfail-test
-// compile-flags:--stack-growth
 // error-pattern:explicit failure
 fn getbig(i: int) {
     if i != 0 {
diff --git a/src/test/run-fail/morestack2.rs b/src/test/run-fail/morestack2.rs
index 25170db40e4..51748afac75 100644
--- a/src/test/run-fail/morestack2.rs
+++ b/src/test/run-fail/morestack2.rs
@@ -1,6 +1,4 @@
-// xfail-test
 // error-pattern:explicit failure
-// compile-flags:--stack-growth
 
 // This time we're testing that the stack limits are restored
 // correctly after calling into the C stack and unwinding.
diff --git a/src/test/run-fail/morestack3.rs b/src/test/run-fail/morestack3.rs
index e1a77bee9b6..b682499e3a9 100644
--- a/src/test/run-fail/morestack3.rs
+++ b/src/test/run-fail/morestack3.rs
@@ -1,6 +1,4 @@
-// xfail-test
 // error-pattern:explicit failure
-// compile-flags:--stack-growth
 
 // Just testing unwinding
 
diff --git a/src/test/run-fail/morestack4.rs b/src/test/run-fail/morestack4.rs
index 87c5ac570ea..3c85c45e897 100644
--- a/src/test/run-fail/morestack4.rs
+++ b/src/test/run-fail/morestack4.rs
@@ -1,6 +1,4 @@
-// xfail-test
 // error-pattern:explicit failure
-// compile-flags:--stack-growth
 
 // Just testing unwinding
 
diff --git a/src/test/run-pass/morestack1.rs b/src/test/run-pass/morestack1.rs
index 0a57be1f9f6..9c985ca8493 100644
--- a/src/test/run-pass/morestack1.rs
+++ b/src/test/run-pass/morestack1.rs
@@ -1,5 +1,3 @@
-// xfail-test
-// compile-flags:--stack-growth
 fn getbig(i: int) {
     if i != 0 {
         getbig(i - 1);
@@ -7,5 +5,5 @@ fn getbig(i: int) {
 }
 
 fn main() {
-    getbig(10000000);
+    getbig(100000);
 }
\ No newline at end of file
diff --git a/src/test/run-pass/morestack2.rs b/src/test/run-pass/morestack2.rs
index ad600dcfa69..ad46265fb93 100644
--- a/src/test/run-pass/morestack2.rs
+++ b/src/test/run-pass/morestack2.rs
@@ -1,5 +1,3 @@
-// xfail-test
-// compile-flags:--stack-growth
 fn getbig(i: int) -> int {
     let m = if i >= 0 {
         let j = getbig(i - 1);
@@ -12,5 +10,5 @@ fn getbig(i: int) -> int {
 }
 
 fn main() {
-    getbig(10000000);
+    getbig(100000);
 }
\ No newline at end of file
diff --git a/src/test/run-pass/morestack3.rs b/src/test/run-pass/morestack3.rs
index dd679df0c5a..7f38c34347b 100644
--- a/src/test/run-pass/morestack3.rs
+++ b/src/test/run-pass/morestack3.rs
@@ -1,6 +1,3 @@
-// xfail-test
-// compile-flags:--stack-growth
-
 // Here we're testing that all of the argument registers, argument
 // stack slots, and return value are preserved across split stacks.
 fn getbig(a0: int,
@@ -40,6 +37,6 @@ fn getbig(a0: int,
 }
 
 fn main() {
-    let a = 1000000;
+    let a = 100000;
     getbig(a, a+1, a+2, a+3, a+4, a+5, a+6, a+7, a+8, a+9);
 }
\ No newline at end of file
diff --git a/src/test/run-pass/morestack4.rs b/src/test/run-pass/morestack4.rs
index cdba6dd766e..1883f0e3ea9 100644
--- a/src/test/run-pass/morestack4.rs
+++ b/src/test/run-pass/morestack4.rs
@@ -1,6 +1,3 @@
-// xfail-test
-// compile-flags:--stack-growth
-
 // This is testing for stack frames greater than 256 bytes,
 // for which function prologues are generated differently
 
diff --git a/src/test/run-pass/morestack5.rs b/src/test/run-pass/morestack5.rs
index b05e0f85539..aab001c5629 100644
--- a/src/test/run-pass/morestack5.rs
+++ b/src/test/run-pass/morestack5.rs
@@ -1,6 +1,3 @@
-// xfail-test
-// compile-flags:--stack-growth
-
 // This test will call __morestack with various minimum stack sizes
 
 use std;
diff --git a/src/test/run-pass/morestack6.rs b/src/test/run-pass/morestack6.rs
index c8e88ac7cdd..c72d4f98228 100644
--- a/src/test/run-pass/morestack6.rs
+++ b/src/test/run-pass/morestack6.rs
@@ -1,6 +1,3 @@
-// xfail-test
-// compile-flags:--stack-growth
-
 // This test attempts to force the dynamic linker to resolve
 // external symbols as close to the red zone as possible.